Combe Down · BA2extension build
extension build in
Combe Down
Authentic Bath stone restoration, heritage masonry repairs and high-quality renovations for Combe Down's distinctive quarryman's village architecture.
- Free site visit
- Fixed written quote
- Written workmanship guarantee
House extensions in Bath, Trowbridge and across BANES — from a side-return on a terraced street to a double-storey rear build. We handle planning drawings, structural steel, groundworks and Building Control in one fixed-price contract, so the number you sign is the number you pay. Single-storey builds typically run 10–14 weeks; double-storey 16–24 weeks — both confirmed at quote, not discovered mid-build.
Combe Down sits atop the very quarries that provided the Bath stone used to build the city below, and its housing reflects that heritage directly — solid stone-built cottages and larger Victorian villas whose character depends entirely on the quality of masonry work applied to them. Incorrect mortar specification, inappropriate cement pointing or poorly matched stone repairs can cause irreversible damage to these structures. Our team brings a thorough understanding of Bath stone's properties — its porosity, its weathering characteristics and how to match it accurately — ensuring every repair and restoration enhances rather than compromises the building's long-term integrity, with Bath stone sourcing and lime mortar specification built into every project scope.

When Combe Down homeowners call us about extension build
If any of these sound like your property, this is the service you want.
Builders who quote cheap and re-quote after the concrete goes in — fixed price from day one
Planning permission surprises — we flag Bath conservation-area constraints at the site visit
Extensions that ignore the existing house — matching brick, rooflines and levels
No party wall paperwork — we handle notices and surveyors
Structural steel bought as an afterthought — RSJs come with proper calcs
Site chaos for months — scheduled trades, daily tidy, one timeline
Combe Down properties we render
What extension build typically involves on the housing stock here.
Solid Bath stone cottages (quarryman-built)
Larger Victorian stone villas
Period stone semis and terraces
Bungalows on the plateau edges
Stone-built homes with vaulted cellars
Working in Combe Down
Access & parking
A short bus ride up Ralph Allen Drive from the city centre, or reached via the Wellsway; the Two Tunnels Greenway connects the plateau to Midford and Bath by bike.
Who lives here
Owner-occupiers with a strong sense of the plateau's heritage — many families have been here for generations and expect stonework done the traditional way.
Landmarks we work around
- The quarry workings beneath the plateau
- Combe Down Tunnel on the Two Tunnels Greenway
- Ralph Allen Drive
- The Bath stone cottage streets
- St Luke's Church
- The views across the Midford valley
Pricing notes
Bath stone sourcing, lime mortar specification matched to the original substrate and Conservation Area planning compliance are built into every Combe Down project scope — heritage-grade materials cost more and are quoted openly.
What Bath & BANES customers say
Verified reviews from recent work.
Other services in Combe Down
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Questions about extension build? See the FAQs.

